add_executable(main_program main.c  utils.c ${CMAKE_SOURCE_DIR}/include/utils.h)	#生成可执行程序，加上项目公共头文件utils.h

target_link_libraries(main_program PRIVATE math)		#这里的库math就是用main.c和main.h编译出来的

target_include_directories(main_program PRIVATE ${CMAKE_SOURCE_DIR}/include)
